private void txtRate_KeyPress(object sender, KeyPressEventArgs e)
{
TextBoxValidation val = new TextBoxValidation();
val.onlyNumber(sender, e);
if (!char.IsControl(e.KeyChar) && !char.IsDigit(e.KeyChar) && (e.KeyChar != '.'))
{
e.Handled = true;
}
}
private void txtAmt_KeyPress(object sender, KeyPressEventArgs e)
{
TextBoxValidation val = new TextBoxValidation();
val.onlyNumber(sender, e);
}